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Popular >

simplify-sqrt(20)

Solution

simplify

- 20

Solution

- 25

+1

Decimal Notation

- 4.47213 \dots

Solution steps

- 20

Prime factorization of

20 : 2^{2} \cdot 5

= - 2^{2} \cdot 5

Apply radical rule:

ab = a b, a \geq 0, b \geq 0

2^{2} \cdot 5 = 2^{2} 5

= - 2^{2} 5

Apply radical rule:

a^{2} = a, a \geq 0

2^{2} = 2

= - 25

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Frequently Asked Questions (FAQ)

What is simplify-sqrt(20) ?
The solution to simplify-sqrt(20) is -2sqrt(5)